MIC29751-3.3WWT

Product Overview

Category

The MIC29751-3.3WWT belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• High efficiency
• Low dropout voltage
• Wide input voltage range
• Thermal shutdown protection
• Current limit protection

Package

The MIC29751-3.3WWT comes in a compact and durable package, suitable for various applications.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output, ensuring reliable operation of electronic devices.

Packaging/Quantity

Each package of MIC29751-3.3WWT contains one unit of the voltage regulator.

Specifications

• Input Voltage Range: 4.5V to 16V
• Output Voltage: 3.3V
• Output Current: Up to 1.5A
• Dropout Voltage: 300mV (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC29751-3.3WWT has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. ADJ: Adjustable pin (optional)

Functional Features

• High Efficiency: The MIC29751-3.3WWT offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a low dropout voltage, this regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The wide input voltage range allows for flexibility in various applications.
• Thermal Shutdown Protection: The regulator includes thermal shutdown protection, preventing damage due to excessive heat.
• Current Limit Protection: It also features current limit protection, safeguarding the circuit from overcurrent conditions.

Advantages and Disadvantages

Advantages

• High efficiency ensures minimal power loss.
• Wide input voltage range allows for versatile applications.
• Thermal shutdown and current limit protection enhance reliability.

Disadvantages

• Limited output current capacity (up to 1.5A).

Working Principles

The MIC29751-3.3WWT operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage of 3.3V. The regulator continuously monitors the input voltage and adjusts its internal components to compensate for any fluctuations, ensuring a consistent output.

Detailed Application Field Plans

The MIC29751-3.3WWT finds applications in various fields, including:

1. Consumer Electronics: Used in portable devices, such as smartphones, tablets, and digital cameras, to regulate voltage for reliable operation.
2. Industrial Automation: Employed in control systems and sensors to provide stable voltage supply, ensuring accurate measurements and control signals.
3. Automotive Electronics: Integrated into automotive systems to regulate voltage for components like infotainment systems, lighting, and engine control units.
4. Telecommunications: Utilized in networking equipment, routers, and switches to maintain a steady voltage supply, preventing data loss or system failures.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and performance characteristics.
2. LT1763-3.3: Another alternative offering low dropout voltage and high efficiency.
3. TPS79633: An alternative model with a wide input voltage range and thermal shutdown protection.

These alternative models can be considered based on specific requirements and availability.

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